As though an actively misused critical flaw in the Windows Print Spooler that can permit somebody to take over your computer remotely isn’t sufficiently terrible, a few people who installed Microsoft’s security patch discovered that the connection with their printer quit working. In a near-repeat of an issue that happened this spring with an alternate Windows 10 security update, system administrators found that numerous PCs out of nowhere couldn’t interface with printers — most remarkably a few models of Zebra label printers — subsequent to installing the KB5004945 patch.
Microsoft has recognized the issue as a known issue that can be solved by moving back the patch or reinstalling the printer as an administrator.
In a statement to The Verge, Zebra recognized the issue and said Microsoft plans to release an updated patch in the two or three days that should address the issue.
The PrintNightmare issue is not kidding enough that Microsoft has effectively delivered patches for all influenced versions of Windows that it actually supports (Windows 7, 8.1 and a few editions of Windows Server notwithstanding Windows 10). Notwithstanding, something like one security scientist has shown a working exploit on completely patched systems that have Point and Print features enabled, so on the off chance that you don’t have a Zebra printer you ought to install the update ASAP.